This high-build interior zinc phosphate epoxy system delivers exceptional corrosion protection for carbon steel in C5 environments. It combines an epoxy primer with zinc phosphate for rust inhibition, a MIO-reinforced epoxy intermediate layer to enhance long-term durability, and a high-corrosion-resistant epoxy topcoat. Fully compliant with ISO 12944 C5 standards, the system provides a service life exceeding 25 years on properly prepared steel surfaces. Ideal for structural steel, tanks, and piping, it is recommended for demanding applications including power plants, airports, industrial buildings, refineries, and mining equipment.